表语从句详细讲解及练习

,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,什么叫名词性从句？,在句子中起名词作用的句子叫名词从句,(,Noun Clauses,）,名词从句的功能相当于名词词组,它在复合句中能担任,主语、宾语、表语、同位语,等,因此根据它在句中不同的语法功能，名词从句又可分别称为,主语从句、宾语从句、表语从句,和,同位语从句,名词性从句,noun clause,主语从句,subject clause,宾语从句,object clause,表语从句,predicative clause,同位语从句,appositive clause,名词性从句中的,连接词,连词,:,that/whether/as if(though);,连接代词,:,what/who/which/whose/whatever/whoever/whomever,/whichever,，,连接副词,:,where/when/why/how,/wherever/whenever,Predicative Clauses,表语从句,Eg.,（例子）,The person stood in front of you just now is,my headmaster.,刚才站在你前面的那个人是我的校长。,I didnt know that it was,you,at that time.,当时我不知道那是你。,The door remained,closed.,门仍然关着。,Marys daily job is,cleaning the house,.,玛丽的日常工作就是打扫这间房子。,名词,充当表语,代词,充当表语,动词过去分词,充当表语,动词,-ing,形式充当表语,The house is not only,large,but also,beautiful,.,这所房子不仅大而且漂亮。,When I went to your house,you were,out,.,当我到你家的时候，你不在家。,No one was,in the dorm,when she arrived.,当她到达的时候，宿舍里没有人。,My job is to,teach you English,.,我的工作是教你们英语。,The reason why he came late was,that his clock didnt work.,他迟到的原因是他的闹钟坏了。,介词短语,充当表语,副词,充当表语,形容词,充当表语,不定式,充当表语,从句,充当表语,表语,结构：放在系动词之后,作用：说明主语的身份、性质、品性、,特征和,状态的,成分：表语常由名词、,代词、,形容词、副词、介词短语、不定式、动词的,-ing,、,数词及,从句来充当。,1.This is an English-Chinese dictionary.,2.The dinner smells good.,3.He fell in love.,4.My job is to teach you English.,5.The question is who will do it.,表语从句,表语从句的定义,The question is who will do it.,The question is difficult,.,（表）,表语从句,（表）,表语从句的定义：,表语从句在复合句中作主句的表语。表语从句和主语指同一内容，它对主语进行解释、说明，使主语的内容具体化。,结构是“,主语,+,系动词,+,引导词+简单句,（,表语,从,句,）,”。,可以接表语从句的系动词有,be,look,remain,seem,等。,Definition,（定义）,可以接表语从句的,系动词,有：,1:,be,动词,2:,感官动词：,feel,seem,look,appear,sound,taste,smell,3:,表示状态：,remain,keep,stay,4:,表示变化：,become,get,grow,turn,go,fall,5:,证明：,prove,turn out,系动词的固定搭配,:come true,fall asleep,fall ill,go bad,连接词：,that/whether,/as if/as though,连接代词：,who/whom/whose/which/what,连接副词：,when/where/why/how/because,引导词,观察思考,：,指出句子成分,Henry,was,an American businessman.,Henry,met,an American businessman.,主语,表语,主语,谓语,宾语,（及物动词）,连系动词,2.,表语从句的构成,主语,+,系动词,+,引导词,+,简单句,This is why he did it.,表语从句放在,连系动词,之后，充当复合句中的表语。,What I want to say,is,that,I am tired,Predictive clause,表语从句,1.that,1)that,在从句中,不担任句子成分，无实际意义，一般不能省略,2),在表“建议，劝说，命令”的名词,idea,suggestion,request,proposal,等后面的表语从句中，谓语动词用“,should+,动词原形,”,（,虚拟语气,）,，,should,可省略,My,opinion,is,that,its getting better and better.,My,suggesstion,is,that,we,(should),start early tomorrow.,引导词的用法（,一,）,名词主语,+be+that,引起的表语从句,主语名词常常是,表示事实，真理的名词，如：,fact,truth,表示看法，观点、问题、麻烦的名词，如：,idea,opinion,belief,view,news,advice,feeling,suggestion,plan,trouble,question,problem,1.The,fact,is,that,our team has won the game.,2.The,truth,is,that,she was the very person we are looking for.,what,在表语从句中充当,_,表示,_.,1.The question is,what,caused the accident,.,2.That mountain is no longer,what,it used to be,.,3.What he told you was,what,had been discussed at the meeting.,主语、宾语或表语,什么，什么样子，或所,的（人或事）,引导词的用法（,二,）,who,在表语从句中充当,_,表示,_.,The problem is who could do the work,2.My trouble is who(whom)I can turn to.,主语、宾语或表语,谁,引导词的用法（,三,）,which,在引导表语从句时,常充当,_,表示,。如：,I read about it in some book or another,but what I dont know is,which,(book)it is.,定语,表语,其中哪一个,引导词的用法（,四,）,whether,在表语从句中表,但不充当句子的成分。,if,引导表语从句,.,如,:,1.What the doctor really doubts,is,whethe,r,my mother will recover from the serious disease soon.,2.The question,is,whether it is worth doing.,“,是否”,不能,引导词的用法（,五,）,whether,现在唯一要弄清楚的是他是否拐卖妇女儿童。,他提出的第一个问题是：儿子无出息，父母也不光彩，是否如此？,All that is to be made clear is whether he abducted and sold women and children.,The first thing he put forwards was whether a worthless son was a disgrace to his parents.,as if,as though,引导的表语从句,as if/though,引导的表语从句常置于连系动词,look,seem,sound,be,become,等后面，常用虚拟语气，表示不存在的动作或状态。,e.g.,It sounds,as if/though,somebody was knocking at the door.,主语,+,连系动词（,look/seem/appear,）,+that/as if,从句,引导词的用法（,六,）,*,as if/as though,引导的表语从句如果是事实，就用陈述语气，如果与事实不符，就用虚拟语气,(,主句一般现在时,，,从句就用,一般,过去,时,，,be,的话变成,were,。主句是,一般,过去,时,，从句用过去完成时,),。,It looks as if he were her own father.(,与事实不符,),Dark clouds,are gathering.It looks as if its going to rain.,As/as if,、,as though,形势并不像外表所看到的那样。,她看上去很担忧他父母的病情。,他好像疯了似的。,The situation is not as it seems to be.,She looks as if she is worried about her fathers disease.,It was as though he were mad.,because,because,引导表语从句通常只用于“,This/That/It is because”,结构中。,My anger is,because,you havent written to me for a long time.,你为什么不来出席座谈会？是病了么？,Why were you absent from the forum?Was it because you were ill?,引导词的用法（,七,）,that,why,与,because,引导表语从句时的区别,虽然三者均可引导表语从句，,但,that,没有词义，而,why,和,because,有自己的意思,；另外，虽然,why,和,because,都可引导表语从句，但,前者强调结果，后者强调原因,。如：,The reason was that,you dont trust her.,原因是你不信任她。,The fact is that they are angry with each other.,事实是他们生彼此的气。,He was ill.,Thats why,he was sent to the hospital.,他病了，所以被送到医院来。,He was sent to the hospital.,Thats because,he was ill.,他被送到医院，是因为他生病了。,填空,:,The reason why,we didnt trust him is _ he has often lied,reason,做主语时，表语从句只能用,that,引导,不能用,why,引导。句型结构为